An unknown fiber sample is found at a crime scene. forensic scientists measure its index of refraction and obtain a value of 1.48.
a suspect's jacket was made of dacron polyester, his jeans were made of cotton, his shirt was made of rayon, and his tie was made of acetate. which piece of clothing may match the fiber at the crime scene?
a. jacket
b. tie
c. jeans
d. shirt

Suppose a particular species of tulip plant has three alleles for the gene that codes for flower color. the cr allele produces red tulips, the cp allele produces purple tulips, and the cw allele produces white tulips. cr is dominant over cp and cw, and cp is dominant over cw. for each of the following crosses, determine the expected ratio of offspring for each flower color. cr cp x cp cw cr cw x cp cw 1 red: 1 purple : 0 white, 1 red: 2 purple: 1 white, 2 red: 1 purple 1 white, 1 red: 3 purple : 0 white, 2 red: 0 purple : 2 white, 2 red: 2 purple : 0 white

What is the number of cells produced in mitosis

Skulls of homo sapiens were found during an excavation. the skulls were preserved because the bodies were frozen. so, these fossils are ( 1 ) fossils. ( 1 ) a. mineralized b. mold c. original-tissue